public class Phone {
    public static void main(String[] args) {
        // 对象的创建：类名 对象名 = new 类名（构造函数的入参）;
        Electronics sj = new Electronics(50000, "苹果", 30);
        sj.Dl("98%");
        sj.Price();
        sj.Wi("60%");
    }
}